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Postretirement Health Care Plans
6 Months Ended
Jun. 27, 2020
Postemployment Benefits [Abstract]  
Postretirement Health Care Plans Postretirement Health Care Plans
Snap-on’s net periodic postretirement health care cost included the following components: 
Three Months EndedSix Months Ended
(Amounts in millions)June 27, 2020June 29, 2019June 27, 2020June 29, 2019
Interest cost$0.3  $0.5  $0.7  $1.0  
Expected return on plan assets(0.1) (0.2) (0.3) (0.4) 
Amortization of unrecognized gain—  (0.2) —  (0.4) 
Net periodic postretirement health care cost$0.2  $0.1  $0.4  $0.2  

The components of net periodic postretirement health care cost are included in “Other income (expense) - net” on the accompanying Condensed Consolidated Statements of Earnings. See Note 17 for additional information on other income (expense) - net.